Subtract 16/84 from 8/27
8/27 - 16/84 is 20/189.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 84 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 27 × 28 = 756,
8/27 = 8 × 28/27 × 28 = 224/756 - Likewise, for the 2nd fraction, since 84 × 9 = 756,
16/84 = 16 × 9/84 × 9 = 144/756 - Subtract the two like fractions:
224/756 - 144/756 = 224 - 144/756 = 80/756 - After reducing the fraction, the answer is 20/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/27-16/84 8/27-32/84 8/54-16/84 24/27-16/84 8/27-48/84 8/81-16/84 40/27-16/84 8/27-80/84 56/27-16/84